Apparatus for controlling fuel supply to furnaces and the like
United States Patent 2283496

Inventors:
Fehrenbach, Daniel W.
Publication Date:
05/19/1942
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Assignee:
Kansas, City Journal Post Compa
Primary Class:
431/15
Other Classes:
431/153, 250/205, 250/215, 431/79
International Classes:
F23N5/08